RuntimeError: size of dimension does not match previous size, operand 1, dim 0.

[hahaha12379]

I don't konw how to solve this problem,><,谢谢大家了
Traceback (most recent call last):
File "train.py", line 177, in
main()
File "train.py", line 88, in main
metrics = engine.train(trainx, trainy[:,0,:,:])
File "/home/mist/Graph-WaveNet-master/engine.py", line 17, in train
output = self.model(input)
File "/usr/local/lib/python3.6/dist-packages/torch/nn/modules/module.py", line 727, in _call_impl
result = self.forward(*input, **kwargs)
File "/home/mist/Graph-WaveNet-master/model.py", line 192, in forward
x = self.gconv[i](x, new_supports)
File "/usr/local/lib/python3.6/dist-packages/torch/nn/modules/module.py", line 727, in _call_impl
result = self.forward(*input, **kwargs)
File "/home/mist/Graph-WaveNet-master/model.py", line 36, in forward
x1 = self.nconv(x,a)
File "/usr/local/lib/python3.6/dist-packages/torch/nn/modules/module.py", line 727, in _call_impl
result = self.forward(*input, **kwargs)
File "/home/mist/Graph-WaveNet-master/model.py", line 13, in forward
x = torch.einsum('ncvl,vw->ncwl',(x,A))
File "/usr/local/lib/python3.6/dist-packages/torch/functional.py", line 342, in einsum
return einsum(equation, *_operands)
File "/usr/local/lib/python3.6/dist-packages/torch/functional.py", line 344, in einsum
return _VF.einsum(equation, operands) # type: ignore
RuntimeError: size of dimension does not match previous size, operand 1, dim 0

[Meelisha]

Were you able to figure out this issue?